Career
After playing high school football at Fort Hill High School, Manges played college football for the Maryland Terrapins (1974–1977), appearing on the cover of Sports Illustrated "s October 1976 issue. He was also named to the All-Administrative Committee on Company-ordination first-team Manges broke his hand in the third game of the season.
Manges was a 4th round selection (105th overall pick) of the 1978 NFL Draft by the Saint Louis Cardinals with whom he would play in but one game.
He also played one game with the Hamilton Tiger-Cats of the Canadian Football League in 1979.